i dont think there's an automated script rendering the maps since the rendering itself isn't too great for the server's performance. so far our nice neighborhood serveradmin rendered them :D
Problem with note blocks as they are is that they only play once when getting power and you need to turn on/off the power. Think it might get hard to get any kind of melody to play with it, at least without any other supplying redstone scripting block. I wonder how we can get the new ore block, if we are in an already…